Chicago's New High-Tech Lamp Posts Will Track Everything, Always - Businessweek

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"Almost 50 years after Simon and Garfunkel sang “Hello lamp post, whatcha knowin,” the streetlights of Chicago will answer them. The city will start collecting data through Web-connected sensors installed on lamp poles this summer. In addition to foot traffic, the project will measure air quality, sound volume, heat, light intensity, and precipitation as a means to better understand the urban environment and ultimately make Chicago a safer, more pleasant place to live."

Chicago's New High-Tech Lamp Posts Will Track Everything, Always - Businessweek